BenQ PB2220/ PB2120 - Manual (Page 28)

Troubleshooting 24
BenQ PB2220/ PB2120 User’s Guide
TROUBLESHOOTING
Common Problems & Solutions
PROBLEMS TRY THESE SOLUTIONS
NO POWER
• Plug the power cord into the AC inlet.
• Plug the power cord into the power inlet.
• Wait two minutes after the projector is turned off before turning
the projector back on.
NO PICTURE
• Check for the proper input source.
• Ensure all cables are connected properly.
• Adjust the brightness and contrast.
• Remove the lens cap.
TRAPEZOID
IMAGE ON
THE SCREEN
• Reposition the unit to improve its angle on the screen.
• Use the Keystone correction key on the control panel of the
projector or the remote control unit.
POOR COLOR
• Select the correct video system.
• Adjust brightness, contrast, or saturation.
BLURRED
IMAGE
• Press Auto on the control panel of the projector or the remote
control unit to get better picture quality.
• Adjust the focus .
• Reposition the unit to improve its projection angle.
• Ensure the distance between the unit and screen is within the
adjustment range of the lens.
REMOTE
CONTROL
DOES NOT
WORK
• Replace the batteries with new ones.
• Make sure there is no obstacle between the remote control and
the unit.
• Stand within 6 meters (19.5 feet) of the projector.
• Make sure nothing blocking the front and rear receivers.